239424793 has 2 divisors, whose sum is σ = 239424794. Its totient is φ = 239424792.

The previous prime is 239424781. The next prime is 239424853. The reversal of 239424793 is 397424932.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 207014544 + 32410249 = 14388^2 + 5693^2 .

It is a cyclic number.

It is not a de Polignac number, because 239424793 - 2⁵ = 239424761 is a prime.

It is not a weakly prime, because it can be changed into another prime (239424193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 119712396 + 119712397.

It is an arithmetic number, because the mean of its divisors is an integer number (119712397).

Almost surely, 2^239424793 is an apocalyptic number.

It is an amenable number.

239424793 is a deficient number, since it is larger than the sum of its proper divisors (1).

239424793 is an equidigital number, since it uses as much as digits as its factorization.

239424793 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 326592, while the sum is 43.

The square root of 239424793 is about 15473.3575218826. The cubic root of 239424793 is about 620.9496312837.

The spelling of 239424793 in words is "two hundred thirty-nine million, four hundred twenty-four thousand, seven hundred ninety-three".